XSL (Extensible Stylesheet Language, formerly called Extensible Style Language) is a language for creating a that describes how data sent over the Web using the Extensible Markup Language (XML) is to be presented to the user.
eXtensible Stylesheet Language A family of recommendations for defining XML document transformation and presentation. It consists of XSLT, XPath and XSL-FO. Find out more: The W3C's XSL Documentation.
eXtensible Stylesheet Language. A W3C standard used with XML. XSL comprises a language for transforming XML documents into another markup language format, together with a vocabulary for specifying formatting semantics. Commonly used to convert XML data to HTML for presentation in a Web browser environment. An XSL processor is one of the suite of XML application enablers delivered with OS/400.